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  <title>Gets the number of fields in result</title>
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  <div id="layout-content"><div id="function.mssql-num-fields" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mssql_num_fields</h1>
  <p class="verinfo">(PHP 4, PHP 5, PECL odbtp &gt;= 1.1.1)</p><p class="refpurpose"><span class="refname">mssql_num_fields</span> &mdash; <span class="dc-title">Gets the number of fields in result</span></p>

 </div>
 
 <div id="function.mssql-num-fields-refsynopsisdiv">
  <div class="warning"><strong class="warning">Warning</strong>
   
<p class="para">
 This function was <em class="emphasis">REMOVED</em> in PHP 7.0.0.
</p>
<p class="para">
 Alternatives to this function include:
</p>

   <ul class="simplelist">
    <li class="member"><span class="function"><a href="pdostatement.columncount.html" class="function">PDOStatement::columnCount()</a></span></li>
    <li class="member"><span class="function"><a href="sqlsrv_num_fields.html" class="function">sqlsrv_num_fields()</a></span></li>
    <li class="member"><span class="function"><a href="odbc_num_fields.html" class="function">odbc_num_fields()</a></span></li>
   </ul>
  </div>
 </div>

 <div class="refsect1 description" id="refsect1-function.mssql-num-fields-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mssql_num_fields</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result</code></span>
   ) : <span class="type">int</span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>mssql_num_fields()</strong></span> returns the number of
   fields in a result set.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mssql-num-fields-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">result</code></dt>

     <dd>

      <p class="para">
       The result resource that is being evaluated. This result comes from a
       call to <span class="function"><a href="mssql_query.html" class="function">mssql_query()</a></span>.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mssql-num-fields-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns the number of fields, as an integer.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.mssql-num-fields-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-1769">
    <p><strong>Example #1 <span class="function"><strong>mssql_num_fields()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">//&nbsp;Connect&nbsp;to&nbsp;MSSQL&nbsp;and&nbsp;select&nbsp;the&nbsp;database<br /></span><span style="color: #0000BB">$link&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">mssql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'KALLESPC\SQLEXPRESS'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'sa'</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'phpfi'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">mssql_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">'php'</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Select&nbsp;some&nbsp;data&nbsp;from&nbsp;our&nbsp;database<br /></span><span style="color: #0000BB">$data&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">mssql_query</span><span style="color: #007700">(</span><span style="color: #DD0000">'SELECT&nbsp;[name],&nbsp;[age]&nbsp;FROM&nbsp;[php].[dbo].[persons]'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Construct&nbsp;a&nbsp;table<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">'&lt;table&nbsp;border="1"&gt;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$header&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">false</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">//&nbsp;Iterate&nbsp;through&nbsp;returned&nbsp;results<br /></span><span style="color: #007700">while&nbsp;(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">mssql_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">))&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//&nbsp;Build&nbsp;the&nbsp;table&nbsp;header<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #007700">if&nbsp;(!</span><span style="color: #0000BB">$header</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;thead&gt;'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;tr&gt;'</span><span style="color: #007700">;<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;(</span><span style="color: #0000BB">$i&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">;&nbsp;(</span><span style="color: #0000BB">$i&nbsp;</span><span style="color: #007700">+&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">)&nbsp;&lt;=&nbsp;</span><span style="color: #0000BB">mssql_num_fields</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">);&nbsp;++</span><span style="color: #0000BB">$i</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;td&gt;'&nbsp;</span><span style="color: #007700">.&nbsp;</span><span style="color: #0000BB">ucfirst</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">$i</span><span style="color: #007700">])&nbsp;.&nbsp;</span><span style="color: #DD0000">'&lt;/td&gt;'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;/tr&gt;'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;/thead&gt;'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;tbody&gt;'</span><span style="color: #007700">;<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$header&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">true</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//&nbsp;Build&nbsp;the&nbsp;row<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">'&lt;tr&gt;'</span><span style="color: #007700">;<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;foreach(</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">as&nbsp;</span><span style="color: #0000BB">$value</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;td&gt;'&nbsp;</span><span style="color: #007700">.&nbsp;</span><span style="color: #0000BB">$value&nbsp;</span><span style="color: #007700">.&nbsp;</span><span style="color: #DD0000">'&lt;/td&gt;'</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">'&lt;/tr&gt;'</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #FF8000">//&nbsp;Close&nbsp;table<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">'&lt;/tbody&gt;'</span><span style="color: #007700">;<br />echo&nbsp;</span><span style="color: #DD0000">'&lt;/table&gt;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">//&nbsp;Clean&nbsp;up<br /></span><span style="color: #0000BB">mssql_free_result</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">mssql_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.mssql-num-fields-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="mssql_query.html" class="function" rel="rdfs-seeAlso">mssql_query()</a> - Send MS SQL query</span></li>
    <li class="member"><span class="function"><a href="mssql_fetch_field.html" class="function" rel="rdfs-seeAlso">mssql_fetch_field()</a> - Get field information</span></li>
    <li class="member"><span class="function"><a href="mssql_num_rows.html" class="function" rel="rdfs-seeAlso">mssql_num_rows()</a> - Gets the number of rows in result</span></li>
   </ul>
  </p>
 </div>


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